Stroz, Piotr
Current rating: 1531
Record: 5-4
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 7 | Hajek, Michal (1452) | Won 2-0 | +171517 |
| 2standard | 193 | Pezzo, Fabio (1704) | Lost 1-2 | -141503 |
| 3standard | 333 | Pekala, Szymon (1656) | Won 2-1 | +201523 |
| 4standard | 387 | Muschalle, Thomas (1545) | Won 2-0 | +191542 |
| 5standard | 225 | Koska, Adam (1769) | Lost 1-2 | -141528 |
| 6standard | 275 | Svenhard, Robin (1634) | Lost 0-2 | -161512 |
| 7standard | 331 | Mieczkowski, Jaroslaw (1470) | Won 2-0 | +171529 |
| 8standard | 222 | Szymanski, Marek (1446) | Won 2-0 | +161545 |
| 9standard | 82 | Gusiev, Andrii (1747) | Lost 0-2 | -141531 |
| average opponent: 1603record: 5-4 | new rating: 1531 | |||